import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import GoodsList from '../components/goods/List.vue'
import Add from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'

Vue.use(VueRouter)

const routes = [
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  { 
    path: '/home', 
    redirect: '/welcome',
    component:Home,
    children:[
      { path: '/welcome', component:Welcome},
      { path: '/users', component: Users},
      { path: '/rights', component: Rights},
      { path: '/roles', component: Roles},
      { path: '/categories', component: Cate},
      { path: '/params', component: Params},
      { path: '/goods', component: GoodsList},
      { path: '/goods', component: GoodsList},
      { path: '/goods/add', component: Add},
      { path: '/orders', component: Order },
      { path: '/reports', component: Report },
    ]
  
  }
]
//解决vue3.0Eleme按钮重复点击保错。
const originalPush = VueRouter.prototype.push
VueRouter.prototype.push = function push(location) {
  return originalPush.call(this, location).catch(err => err)
}

const router = new VueRouter({
  routes
})

router.beforeEach((to, from, next) => {
  if(to.path ==='/login') return next()
  //获取token
  const tokenStr = window.sessionStorage.getItem('token')
  if(!tokenStr) return next('/login')
  next()
})

export default router
